What remote shell program should you use if security is a consideration?

For The Java statements will result in:

``` String c = "Now is the time for all"; String i = c.substring(7); String j = c.substring(4, 15); ``` a. i = "he time for all" and j = "is the time" b. i = "the time for all" and j = "s the time" c. i = "the time for all" and j = "is the time " d. i = "he time for all" and j = "s the time"

According to Lewin and Schein's 3-stage model of organizational change, which of the following tasks would be found in the 'unfreezing' stage?

A. Monitor progress against success criteria B. Establish controls to ensure change is occurring  C. Establish processes and systems to institutionalize change D. Assign leaders and implementation team?